Shovelhead

86 cubic inches Stock Bore: 3.437 Stock Stroke: 4.500

Compression Ratio 9.5:1
Part # Bore Stroke C/H Comp Ratio Dome CC’s Rings Pins Locks
M5052 3.498 4.500 1.175 9.5 44 RS1227-3498-0 791-2500-14CP1C 787X050SWL
M5053 3.503 4.500 1.175 9.5 44 RS1227-3505-0 791-2500-14CP1C 787X050SWL
M5054 3.508 4.500 1.175 9.5 44 RS1227-3510-0 791-2500-14CP1C 787X050SWL
M5055 3.518 4.500 1.175 9.5 44 RS1227-3515-0 791-2500-14CP1C 787X050SWL